`mail.cdtmb.com`

CNAME	`mail.263.net`
DNSSEC	⚠️ Not signed
A	128.1.38.2^{🇺🇸 UCLOUD-1128.1.38.0/24 ZL-SIN-UCLOUD}
		PTR	`ucloud-sg-smtp1.263.net`

`cdtmb.com`

	DNSSEC	⚠️ Not signed
	NS	`ns19.xincache.com` ⭐
	NS	`ns20.xincache.com`
	MX	`mxw.263.net` ⭐
	MX	`mx.263.net`⁽¹⁰⁾
	TXT	`v=spf1 include:spf.263xmail.com ~all`
	TXT	`MS=ms87469458`
	SOA	`ns19.xincache.com`enterprise1dnsadmin@dnspod.com serial=1650783685

Previously MX for

cdtmb.com

Same first word

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mail.marketing

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mail.fage

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mail.abbott

mail.weir

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mail.et

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mail.com.cn

mail.cab

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mail.mg.gov.br

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mail.fail

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mail.blogspot.com

mail.gob.bo

mail.dnsfor.me

mail.dix.asia

mail.gov.nr

mail.sg

mail.camp

mail.nic.za

mail.pink

mail.vg

mail.guide

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mail.info

mail.simplesite.com

mail.gw

mail.tv

mail.jellybean.jp

mail.eg

mail.chu.jp

mail.gouv.sn

mail.gov.la

mail.sub.jp

mail.co.ro

mail.com.sg

mail.kikirara.jp

mail.mydns.jp

mail.hr

mail.gov.tn

mail.pb.gov.br

mail.oops.jp

mail.eu

mail.(0x7075737379)cat.jp

mail.tm

mail.boo.jp

mail.co.za

mail.zp.ua

mail.ac.me

mail.info.at

mail.nis.za

mail.gov.ua

mail.net.ua

mail.com.au

mail.cat

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mail.vu

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mail.systems

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mail.chat

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mail.style

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mail.biz

mail.gov.lv

mail.jetzt

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mail.myshopify.com

mail.123hjemmeside.dk

mail.gov.ps

mail.ml

mail.fo

mail.expert

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mail.team

mail.com.ru

mail.tn

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mail.by

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mail.virtualuser.de

mail.charity

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mail.com.mk

mail.ap.gov.br

mail.dp.ua

mail.myjino.ru

mail.space

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mail.rr.gov.br

mail.read-books.org

mail.ilovecollege.info

mail.gmx

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mail.community

mail.bh

mail.site

mail.select

mail.email

mail.blue

mail.tools

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mail.li

mail.rw

mail.vision

mail.sk

mail.at

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mail.dating

mail.travel

mail.td

mail.nr

mail.nrw

mail.xyz

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mail.lc

mail.city

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mail.lu

mail.tel

mail.ws

mail.holiday

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mail.ma

mail.mr

mail.gov.af

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mail.schwarz

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mail.direct

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mail.vacations

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mail.gov.ph

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DNS History

3 records (1 active, 2 former)

○A211.150.64.542015-07-14 → 2016-04-29 · 4 obs

● 2015-07-14 19:33:10
● 2016-04-29 11:40:50
○ 2026-03-24 03:29:24
○ 2026-03-24 03:29:28

○CNAMEgmail.263.com2015-07-14 → 2016-04-29 · 4 obs

● 2015-07-14 19:33:10
● 2016-04-29 11:40:50
○ 2026-03-24 03:29:24
○ 2026-03-24 03:29:28

●CNAMEmail.263.net2026-03-24 → 2026-03-24 · 3 obs

○ 2016-04-29 11:40:50
● 2026-03-24 03:29:24
● 2026-03-24 03:29:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cdtmb.com	ns19.xincache.com, ns20.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns19.xincache.com, ns20.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdtmb.com (unsigned zone)

⏱️ Timing

Total: 118ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`mail.263.net`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns19.xincache.com, ns19.xincache.com, ns19.xincache.com...)

Analysis

IP Addresses

mail.cdtmb.com points to a single IP number: 128.1.38.2.

Other host names such as abroad.263.net, smtphy.263.net and mail.263.net share IP numbers with mail.cdtmb.com.

mail.cdtmb.com - robtex.com

mail.cdtmb.com

cdtmb.com